/* 引入外部css */
@import url(./nav.css);
@import url(./common.css);
@import url(./footer.css);
.carousel{
    width: 100%;
}
.content{
    margin-left: 10px;
    margin-right: 10px;
    padding-top: 10px;
}
.content:only-child{
    border: 1px white solid;
    border-radius: 10px;
}
